Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number RTD20 found under Actuator Mechanical by Vaisala Meteorological Systems Inc. The National Stock Number assigned to this part is 3040013922212, and the Federal Supply Class is 3040 Miscellaneous Power Transmission Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like RTD20.